Flood Zone Checker
Enter any US address to see its FEMA flood zone designation and what that means for insurance and building.
FEMA flood zones explained
FEMA classifies flood risk into zone letters printed on the Flood Insurance Rate Map (FIRM). The table below covers the zones most people encounter.
| Zone | What it means |
|---|---|
| A | High-risk area (Special Flood Hazard Area). 1% annual chance of flooding. No base flood elevation published. |
| AE | High-risk area with a published base flood elevation. 1% annual chance of flooding. The most common high-risk designation. |
| VE | High-risk coastal area with wave action. 1% annual chance of flooding plus storm surge risk. |
| X | Outside the high-risk area. Moderate-to-low risk. Flood insurance is not federally required. |
| D | Undetermined risk. FEMA has a map for the county but has not analyzed this specific area. |
Not every US county has a digital FEMA flood map. Where one does not exist, this tool says so explicitly rather than implying the property is low risk — FEMA simply has not studied that area yet.
Frequently asked questions
- How do I find out if my property is in a flood zone?
- Enter the address above. Land Owl checks it against FEMA's National Flood Hazard Layer.
- What does Zone AE mean?
- A high-risk zone with a 1% annual chance of flooding and a published base flood elevation. Flood insurance is mandatory with a federally backed mortgage.
- What does Zone X mean?
- Outside the high-risk area. Insurance is not federally required, though flooding is still possible.
- Why does my county show no data?
- FEMA has not published a digital flood map for every county. Where none exists, we say so rather than implying the property is low risk.
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